Video surveillance: a surveillance system in which a signal is transmitted to monitors/recording, and control equipment. Includes closed-circuit television (CCTV) and network-based video systems.
Violence risk assessment: refers to the investigative and analytical process followed by a specifically qualified professional to determine the nature of the threat and level of risk of violence presented by an individual and the steps to be taken to mitigate the risk. Also termed a “threat assessment”
Vulnerability: 1. The susceptibility of a nation or military force to any action by any means through which its war potential or combat effectiveness may be reduced or its will to fight diminished. 2. The characteristics of a system which cause it to suffer a definite degradation (incapability to perform the designated mission) as a result of having been subjected to a certain level of effects in an unnatural (man-made) hostile environment.
Vulnerability analysis: a method of identifying the weak points of a facility, entity, venue, or person.
Vulnerability assessment: the process of identifying and quantifying vulnerabilities.